Dont forget all the movies of the impact:
This one is spectacular, you can see the fireball from the impact itself, and the shadow of the plume:
http://www.nasa.gov/mov/121520main_HRI-Movie.mov
Another:
http://www.nasa.gov/mov/121527main_MRI_impact.mov
You can see the plume of debris shoot out of the impact site in the first few frames after the impact in the movie above, also watch the shadow of the plume develop just above the bright area.
Movie from the impactor:
http://www.nasa.gov/mov/121530main_its_approach_x4.mov
This one is spectacular, you can see the fireball from the impact itself, and the shadow of the plume:
http://www.nasa.gov/mov/121520main_HRI-Movie.mov
Another:
http://www.nasa.gov/mov/121527main_MRI_impact.mov
You can see the plume of debris shoot out of the impact site in the first few frames after the impact in the movie above, also watch the shadow of the plume develop just above the bright area.
Movie from the impactor:
http://www.nasa.gov/mov/121530main_its_approach_x4.mov